Adductor Hallucis Anatomy

The Adductor Hallucis Origin, Insertion, Action

Origin:  Oblique head: base of second to fourth metatarsals and from the fibrous sheath of the tendon of peroneus longus.
Transverse head: plantar metatarsal ligaments and deep transverse ligaments.
Insertion:  Lateral plantar nerve (S2, S3)
Actions:  Adduction of the great toe
Innervation:  Medial plantar nerve (S1, S2)
Blood Supply: Lateral plantar artery from the posterior tibial artery

Primary Actions of the Adductor Hallucis

1. Adduction of the great toe at the metatarsophalangeal joint

  • Agonists: None
  • Antagonists: Abductor Hallucis

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Secondary Actions of the Adductor Hallucis

1. Assists with flexion of the great toe at the metatarsophalangeal joint

Agonists:

  • Flexor Hallucis Brevis
  • Flexor Hallucis Longus

Antagonists: 

  • Extensor Hallucis Longus
  • Extensor Hallucis Brevis